3 # Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
5 # Licensed under the OpenSSL license (the "License"). You may not use
6 # this file except in compliance with the License. You can obtain a copy
7 # in the file LICENSE in the source distribution or at
8 # https://www.openssl.org/source/license.html
10 ## Configure -- OpenSSL source tree configuration script
15 use File::Spec::Functions qw/:DEFAULT abs2rel rel2abs/;
16 use File::Path qw/mkpath/;
17 use if $^O ne "VMS", 'File::Glob' => qw/glob/;
19 # see INSTALL for instructions.
21 my $usage="Usage: Configure [no-<cipher> ...] [enable-<cipher> ...] [-Dxxx] [-lxxx] [-Lxxx] [-fxxx] [-Kxxx] [no-hw-xxx|no-hw] [[no-]threads] [[no-]shared] [[no-]zlib|zlib-dynamic] [no-asm] [no-dso] [no-egd] [sctp] [386] [--prefix=DIR] [--openssldir=OPENSSLDIR] [--with-xxx[=vvv]] [--config=FILE] os/compiler[:flags]\n";
25 # --config add the given configuration file, which will be read after
26 # any "Configurations*" files that are found in the same
27 # directory as this script.
28 # --prefix prefix for the OpenSSL installation, which includes the
29 # directories bin, lib, include, share/man, share/doc/openssl
30 # This becomes the value of INSTALLTOP in Makefile
31 # (Default: /usr/local)
32 # --openssldir OpenSSL data area, such as openssl.cnf, certificates and keys.
33 # If it's a relative directory, it will be added on the directory
34 # given with --prefix.
35 # This becomes the value of OPENSSLDIR in Makefile and in C.
36 # (Default: PREFIX/ssl)
38 # --cross-compile-prefix Add specified prefix to binutils components.
40 # --api One of 0.9.8, 1.0.0 or 1.1.0. Do not compile support for
41 # interfaces deprecated as of the specified OpenSSL version.
43 # no-hw-xxx do not compile support for specific crypto hardware.
44 # Generic OpenSSL-style methods relating to this support
45 # are always compiled but return NULL if the hardware
46 # support isn't compiled.
47 # no-hw do not compile support for any crypto hardware.
48 # [no-]threads [don't] try to create a library that is suitable for
49 # multithreaded applications (default is "threads" if we
51 # [no-]shared [don't] try to create shared libraries when supported.
52 # [no-]pic [don't] try to build position independent code when supported.
53 # If disabled, it also disables shared and dynamic-engine.
54 # no-asm do not use assembler
55 # no-dso do not compile in any native shared-library methods. This
56 # will ensure that all methods just return NULL.
57 # no-egd do not compile support for the entropy-gathering daemon APIs
58 # [no-]zlib [don't] compile support for zlib compression.
59 # zlib-dynamic Like "zlib", but the zlib library is expected to be a shared
60 # library and will be loaded in run-time by the OpenSSL library.
61 # sctp include SCTP support
62 # 386 generate 80386 code
63 # enable-weak-ssl-ciphers
64 # Enable weak ciphers that are disabled by default. This currently
65 # only includes RC4 based ciphers.
66 # no-sse2 disables IA-32 SSE2 code, above option implies no-sse2
67 # no-<cipher> build without specified algorithm (rsa, idea, rc5, ...)
68 # -<xxx> +<xxx> compiler options are passed through
70 # DEBUG_SAFESTACK use type-safe stacks to enforce type-safety on stack items
71 # provided to stack calls. Generates unique stack functions for
72 # each possible stack type.
73 # BN_LLONG use the type 'long long' in crypto/bn/bn.h
74 # RC4_CHAR use 'char' instead of 'int' for RC4_INT in crypto/rc4/rc4.h
75 # Following are set automatically by this script
77 # MD5_ASM use some extra md5 assembler,
78 # SHA1_ASM use some extra sha1 assembler, must define L_ENDIAN for x86
79 # RMD160_ASM use some extra ripemd160 assembler,
80 # SHA256_ASM sha256_block is implemented in assembler
81 # SHA512_ASM sha512_block is implemented in assembler
82 # AES_ASM AES_[en|de]crypt is implemented in assembler
84 # Minimum warning options... any contributions to OpenSSL should at least get
87 # DEBUG_UNUSED enables __owur (warn unused result) checks.
88 my $gcc_devteam_warn = "-DDEBUG_UNUSED"
89 # -DPEDANTIC complements -pedantic and is meant to mask code that
90 # is not strictly standard-compliant and/or implementation-specific,
91 # e.g. inline assembly, disregards to alignment requirements, such
92 # that -pedantic would complain about. Incidentally -DPEDANTIC has
93 # to be used even in sanitized builds, because sanitizer too is
94 # supposed to and does take notice of non-standard behaviour. Then
95 # -pedantic with pre-C9x compiler would also complain about 'long
96 # long' not being supported. As 64-bit algorithms are common now,
97 # it grew impossible to resolve this without sizeable additional
98 # code, so we just tell compiler to be pedantic about everything
99 # but 'long long' type.
100 . " -DPEDANTIC -pedantic -Wno-long-long"
103 . " -Wmissing-prototypes"
110 # These are used in addition to $gcc_devteam_warn when the compiler is clang.
111 # TODO(openssl-team): fix problems and investigate if (at least) the
112 # following warnings can also be enabled:
116 # -Wlanguage-extension-token -- no, we use asm()
117 # -Wunused-macros -- no, too tricky for BN and _XOPEN_SOURCE etc
118 # -Wextended-offsetof -- no, needed in CMS ASN1 code
119 my $clang_devteam_warn = ""
120 . " -Qunused-arguments"
122 . " -Wno-unused-parameter"
123 . " -Wno-missing-field-initializers"
124 . " -Wno-language-extension-token"
125 . " -Wno-extended-offsetof"
126 . " -Wconditional-uninitialized"
127 . " -Wincompatible-pointer-types-discards-qualifiers"
128 . " -Wmissing-variable-declarations"
131 # This adds backtrace information to the memory leak info. Is only used
132 # when crypto-mdebug-backtrace is enabled.
133 my $memleak_devteam_backtrace = "-rdynamic";
135 my $strict_warnings = 0;
137 # As for $BSDthreads. Idea is to maintain "collective" set of flags,
138 # which would cover all BSD flavors. -pthread applies to them all,
139 # but is treated differently. OpenBSD expands is as -D_POSIX_THREAD
140 # -lc_r, which is sufficient. FreeBSD 4.x expands it as -lc_r,
141 # which has to be accompanied by explicit -D_THREAD_SAFE and
142 # sometimes -D_REENTRANT. FreeBSD 5.x expands it as -lc_r, which
143 # seems to be sufficient?
144 our $BSDthreads="-pthread -D_THREAD_SAFE -D_REENTRANT";
147 # API compatibility name to version number mapping.
149 my $maxapi = "1.1.0"; # API for "no-deprecated" builds
151 "1.1.0" => "0x10100000L",
152 "1.0.0" => "0x10000000L",
153 "0.9.8" => "0x00908000L",
160 # Forward declarations ###############################################
162 # read_config(filename)
164 # Reads a configuration file and populates %table with the contents
165 # (which the configuration file places in %targets).
168 # resolve_config(target)
170 # Resolves all the late evaluations, inheritances and so on for the
171 # chosen target and any target it inherits from.
175 # Information collection #############################################
177 # Unified build supports separate build dir
178 my $srcdir = catdir(absolutedir(dirname($0))); # catdir ensures local syntax
179 my $blddir = catdir(absolutedir(".")); # catdir ensures local syntax
180 my $dofile = abs2rel(catfile($srcdir, "util/dofile.pl"));
182 my $local_config_envname = 'OPENSSL_LOCAL_CONFIG_DIR';
184 $config{sourcedir} = abs2rel($srcdir);
185 $config{builddir} = abs2rel($blddir);
187 # Collect version numbers
188 $config{version} = "unknown";
189 $config{version_num} = "unknown";
190 $config{shlib_version_number} = "unknown";
191 $config{shlib_version_history} = "unknown";
194 collect_from_file(catfile($srcdir,'include/openssl/opensslv.h')),
195 qr/OPENSSL.VERSION.TEXT.*OpenSSL (\S+) / => sub { $config{version} = $1; },
196 qr/OPENSSL.VERSION.NUMBER.*(0x\S+)/ => sub { $config{version_num}=$1 },
197 qr/SHLIB_VERSION_NUMBER *"([^"]+)"/ => sub { $config{shlib_version_number}=$1 },
198 qr/SHLIB_VERSION_HISTORY *"([^"]*)"/ => sub { $config{shlib_version_history}=$1 }
200 if ($config{shlib_version_history} ne "") { $config{shlib_version_history} .= ":"; }
202 ($config{major}, $config{minor})
203 = ($config{version} =~ /^([0-9]+)\.([0-9\.]+)/);
204 ($config{shlib_major}, $config{shlib_minor})
205 = ($config{shlib_version_number} =~ /^([0-9]+)\.([0-9\.]+)/);
206 die "erroneous version information in opensslv.h: ",
207 "$config{major}, $config{minor}, $config{shlib_major}, $config{shlib_minor}\n"
208 if ($config{major} eq "" || $config{minor} eq ""
209 || $config{shlib_major} eq "" || $config{shlib_minor} eq "");
211 # Collect target configurations
213 my $pattern = catfile(dirname($0), "Configurations", "*.conf");
214 foreach (sort glob($pattern)) {
218 if (defined $ENV{$local_config_envname}) {
220 # VMS environment variables are logical names,
221 # which can be used as is
222 $pattern = $local_config_envname . ':' . '*.conf';
224 $pattern = catfile($ENV{$local_config_envname}, '*.conf');
227 foreach (sort glob($pattern)) {
233 print "Configuring OpenSSL version $config{version} (0x$config{version_num})\n";
236 $config{openssldir}="";
237 $config{processor}="";
239 $config{cross_compile_prefix}="";
240 $config{fipslibdir}="/usr/local/ssl/fips-2.0/lib/";
241 my $nofipscanistercheck=0;
242 $config{baseaddr}="0xFB00000";
243 my $auto_threads=1; # enable threads automatically? true by default
247 # Top level directories to build
248 $config{dirs} = [ "crypto", "ssl", "engines", "apps", "test", "tools", "fuzz" ];
249 # crypto/ subdirectories to build
252 "md2", "md4", "md5", "sha", "mdc2", "hmac", "ripemd", "whrlpool", "poly1305", "blake2",
253 "des", "aes", "rc2", "rc4", "rc5", "idea", "bf", "cast", "camellia", "seed", "chacha", "modes",
254 "bn", "ec", "rsa", "dsa", "dh", "dso", "engine",
255 "buffer", "bio", "stack", "lhash", "rand", "err",
256 "evp", "asn1", "pem", "x509", "x509v3", "conf", "txt_db", "pkcs7", "pkcs12", "comp", "ocsp", "ui",
257 "cms", "ts", "srp", "cmac", "ct", "async", "kdf"
260 # Known TLS and DTLS protocols
261 my @tls = qw(ssl3 tls1 tls1_1 tls1_2);
262 my @dtls = qw(dtls1 dtls1_2);
264 # Explicitly known options that are possible to disable. They can
265 # be regexps, and will be used like this: /^no-${option}$/
266 # For developers: keep it sorted alphabetically
285 "crypto-mdebug-backtrace",
299 "ec_nistp_64_gcc_128",
351 foreach my $proto ((@tls, @dtls))
353 push(@disablables, $proto);
354 push(@disablables, "$proto-method");
357 my %deprecated_disablables = (
359 "buf-freelists" => undef,
363 # All of the following is disabled by default (RC5 was enabled before 0.9.8):
365 our %disabled = ( # "what" => "comment"
367 "ec_nistp_64_gcc_128" => "default",
369 "fuzz-libfuzzer" => "default",
370 "fuzz-afl" => "default",
374 "ssl-trace" => "default",
376 "ssl3-method" => "default",
377 "ubsan" => "default",
378 "unit-test" => "default",
379 "weak-ssl-ciphers" => "default",
381 "zlib-dynamic" => "default",
382 "crypto-mdebug" => "default",
383 "crypto-mdebug-backtrace" => "default",
384 "heartbeats" => "default",
387 # Note: => pair form used for aesthetics, not to truly make a hash table
388 my @disable_cascades = (
389 # "what" => [ "cascade", ... ]
390 sub { $config{processor} eq "386" }
393 "ssl3-method" => [ "ssl3" ],
394 "zlib" => [ "zlib-dynamic" ],
396 "ec" => [ "ecdsa", "ecdh" ],
398 "dgram" => [ "dtls", "sctp" ],
399 "sock" => [ "dgram" ],
402 # SSL 3.0, (D)TLS 1.0 and TLS 1.1 require MD5 and SHA
403 "md5" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
404 "sha" => [ "ssl", "tls1", "tls1_1", "dtls1" ],
406 # Additionally, SSL 3.0 requires either RSA or DSA+DH
408 && ($disabled{dsa} || $disabled{dh}); }
411 # (D)TLS 1.0 and TLS 1.1 also require either RSA or DSA+DH
412 # or ECDSA + ECDH. (D)TLS 1.2 has this requirement as well.
413 # (XXX: We don't support PSK-only builds).
415 && ($disabled{dsa} || $disabled{dh})
416 && ($disabled{ecdsa} || $disabled{ecdh}); }
417 => [ "tls1", "tls1_1", "tls1_2",
418 "dtls1", "dtls1_2" ],
422 # SRP and HEARTBEATS require TLSEXT
423 "tlsext" => [ "srp", "heartbeats" ],
425 "crypto-mdebug" => [ "crypto-mdebug-backtrace" ],
427 # Without DSO, we can't load dynamic engines, so don't build them dynamic
428 "dso" => [ "dynamic-engine" ],
430 # Without position independent code, there can be no shared libraries or DSOs
431 "pic" => [ "shared" ],
432 "shared" => [ "dynamic-engine" ],
433 "engine" => [ "afalgeng" ],
435 # no-autoalginit is only useful when building non-shared
436 "autoalginit" => [ "shared", "apps" ],
438 "stdio" => [ "apps" ],
439 "apps" => [ "tests" ],
440 "comp" => [ "zlib" ],
441 sub { !$disabled{"unit-test"} } => [ "heartbeats" ],
444 # Avoid protocol support holes. Also disable all versions below N, if version
445 # N is disabled while N+1 is enabled.
447 my @list = (reverse @tls);
448 while ((my $first, my $second) = (shift @list, shift @list)) {
450 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
452 unshift @list, $second;
454 my @list = (reverse @dtls);
455 while ((my $first, my $second) = (shift @list, shift @list)) {
457 push @disable_cascades, ( sub { !$disabled{$first} && $disabled{$second} }
459 unshift @list, $second;
462 # Explicit "no-..." options will be collected in %disabled along with the defaults.
463 # To remove something from %disabled, use "enable-foo".
464 # For symmetry, "disable-foo" is a synonym for "no-foo".
468 &usage if ($#ARGV < 0);
472 $config{openssl_api_defines}=[];
473 $config{openssl_algorithm_defines}=[];
474 $config{openssl_thread_defines}=[];
475 $config{openssl_sys_defines}=[];
476 $config{openssl_other_defines}=[];
480 $config{build_type} = "release";
484 if (grep /^reconf(igure)?$/, @argvcopy) {
485 if (-f "./configdata.pm") {
486 my $file = "./configdata.pm";
487 unless (my $return = do $file) {
488 die "couldn't parse $file: $@" if $@;
489 die "couldn't do $file: $!" unless defined $return;
490 die "couldn't run $file" unless $return;
493 @argvcopy = defined($configdata::config{perlargv}) ?
494 @{$configdata::config{perlargv}} : ();
495 die "Incorrect data to reconfigure, please do a normal configuration\n"
496 if (grep(/^reconf/,@argvcopy));
497 $ENV{CROSS_COMPILE} = $configdata::config{cross_compile_prefix}
498 if defined($configdata::config{cross_compile_prefix});
499 $ENV{CROSS_COMPILE} = $configdata::config{cc}
500 if defined($configdata::config{cc});
502 print "Reconfiguring with: ", join(" ",@argvcopy), "\n";
503 print " CROSS_COMPILE = ",$ENV{CROSS_COMPILE},"\n"
504 if $ENV{CROSS_COMPILE};
505 print " CC = ",$ENV{CC},"\n" if $ENV{CC};
506 } elsif (open IN, "<Makefile") {
508 # THIS SECTION IS TEMPORARY, it helps transitioning from Makefile
509 # centered information gathering the reading configdata.pm
513 if (/^CONFIGURE_ARGS=\s*(.*)\s*/) {
514 # Older form, we split the string and hope for the best
515 @argvcopy = split /\s+/, $_;
516 die "Incorrect data to reconfigure, please do a normal configuration\n"
517 if (grep(/^reconf/,@argvcopy));
518 } elsif (/^CROSS_COMPILE=\s*(.*)/) {
519 $ENV{CROSS_COMPILE}=$1;
520 } elsif (/^CC=\s*(?:\$\(CROSS_COMPILE\))?(.*?)$/) {
525 # END OF TEMPORARY SECTION
528 die "Insufficient data to reconfigure, please do a normal configuration\n";
532 $config{perlargv} = [ @argvcopy ];
534 my %unsupported_options = ();
535 my %deprecated_options = ();
538 # VMS is a case insensitive environment, and depending on settings
539 # out of our control, we may receive options uppercased. Let's
540 # downcase at least the part before any equal sign.
545 s /^-no-/no-/; # some people just can't read the instructions
547 # rewrite some options in "enable-..." form
548 s /^-?-?shared$/enable-shared/;
549 s /^sctp$/enable-sctp/;
550 s /^threads$/enable-threads/;
551 s /^zlib$/enable-zlib/;
552 s /^zlib-dynamic$/enable-zlib-dynamic/;
554 if (/^(no|disable|enable)-(.+)$/)
557 if (!exists $deprecated_disablables{$word}
558 && !grep { $word =~ /^${_}$/ } @disablables)
560 $unsupported_options{$_} = 1;
564 if (/^no-(.+)$/ || /^disable-(.+)$/)
566 foreach my $proto ((@tls, @dtls))
568 if ($1 eq "$proto-method")
570 $disabled{"$proto"} = "option($proto-method)";
576 foreach my $proto (@dtls)
578 $disabled{$proto} = "option(dtls)";
580 $disabled{"dtls"} = "option(dtls)";
584 # Last one of its kind
585 $disabled{"ssl3"} = "option(ssl)";
589 # XXX: Tests will fail if all SSL/TLS
590 # protocols are disabled.
591 foreach my $proto (@tls)
593 $disabled{$proto} = "option(tls)";
596 elsif ($1 eq "static-engine")
598 delete $disabled{"dynamic-engine"};
600 elsif ($1 eq "dynamic-engine")
602 $disabled{"dynamic-engine"} = "option";
604 elsif (exists $deprecated_disablables{$1})
606 $deprecated_options{$_} = 1;
607 if (defined $deprecated_disablables{$1})
609 $disabled{$deprecated_disablables{$1}} = "option";
614 $disabled{$1} = "option";
616 # No longer an automatic choice
617 $auto_threads = 0 if ($1 eq "threads");
619 elsif (/^enable-(.+)$/)
621 if ($1 eq "static-engine")
623 $disabled{"dynamic-engine"} = "option";
625 elsif ($1 eq "dynamic-engine")
627 delete $disabled{"dynamic-engine"};
629 elsif ($1 eq "zlib-dynamic")
631 delete $disabled{"zlib"};
634 delete $disabled{$algo};
636 # No longer an automatic choice
637 $auto_threads = 0 if ($1 eq "threads");
639 elsif (/^--strict-warnings$/)
641 $strict_warnings = 1;
645 $config{build_type} = "debug";
647 elsif (/^--release$/)
649 $config{build_type} = "release";
652 { $config{processor}=386; }
659 # No RSAref support any more since it's not needed.
660 # The check for the option is there so scripts aren't
663 elsif (/^nofipscanistercheck$/)
666 $nofipscanistercheck = 1;
670 if (/^--prefix=(.*)$/)
673 die "Directory given with --prefix MUST be absolute\n"
674 unless file_name_is_absolute($config{prefix});
676 elsif (/^--api=(.*)$/)
680 elsif (/^--libdir=(.*)$/)
684 elsif (/^--openssldir=(.*)$/)
686 $config{openssldir}=$1;
688 elsif (/^--with-zlib-lib=(.*)$/)
690 $withargs{zlib_lib}=$1;
692 elsif (/^--with-zlib-include=(.*)$/)
694 $withargs{zlib_include}=$1;
696 elsif (/^--with-fuzzer-lib=(.*)$/)
698 $withargs{fuzzer_lib}=$1;
700 elsif (/^--with-fuzzer-include=(.*)$/)
702 $withargs{fuzzer_include}=$1;
704 elsif (/^--with-fipslibdir=(.*)$/)
706 $config{fipslibdir}="$1/";
708 elsif (/^--with-baseaddr=(.*)$/)
710 $config{baseaddr}="$1";
712 elsif (/^--cross-compile-prefix=(.*)$/)
714 $config{cross_compile_prefix}=$1;
716 elsif (/^--config=(.*)$/)
720 elsif (/^-[lL](.*)$/ or /^-Wl,/)
726 push @user_defines, $1;
728 else # common if (/^[-+]/), just pass down...
730 $_ =~ s/%([0-9a-f]{1,2})/chr(hex($1))/gei;
731 $user_cflags.=" ".$_;
736 die "target already defined - $target (offending arg: $_)\n" if ($target ne "");
739 unless ($_ eq $target || /^no-/ || /^disable-/)
741 # "no-..." follows later after implied disactivations
742 # have been derived. (Don't take this too seriously,
743 # we really only write OPTIONS to the Makefile out of
746 if ($config{options} eq "")
747 { $config{options} = $_; }
749 { $config{options} .= " ".$_; }
752 if (defined($config{api}) && !exists $apitable->{$config{api}}) {
753 die "***** Unsupported api compatibility level: $config{api}\n",
756 if (keys %deprecated_options)
758 warn "***** Deprecated options: ",
759 join(", ", keys %deprecated_options), "\n";
761 if (keys %unsupported_options)
763 die "***** Unsupported options: ",
764 join(", ", keys %unsupported_options), "\n";
770 delete $disabled{"shared"} if ($disabled{"shared"} =~ /^default/);
774 @{$config{dirs}} = grep !/^fips$/, @{$config{dirs}};
777 my @tocheckfor = (keys %disabled);
778 while (@tocheckfor) {
779 my %new_tocheckfor = ();
780 my @cascade_copy = (@disable_cascades);
781 while (@cascade_copy) {
782 my ($test, $descendents) = (shift @cascade_copy, shift @cascade_copy);
783 if (ref($test) eq "CODE" ? $test->() : defined($disabled{$test})) {
784 foreach(grep { !defined($disabled{$_}) } @$descendents) {
785 $new_tocheckfor{$_} = 1; $disabled{$_} = "forced";
789 @tocheckfor = (keys %new_tocheckfor);
792 if ($target eq "TABLE") {
793 foreach (sort keys %table) {
794 print_table_entry($_, "TABLE");
799 if ($target eq "LIST") {
800 foreach (sort keys %table) {
801 print $_,"\n" unless $table{$_}->{template};
806 if ($target eq "HASH") {
807 print "%table = (\n";
808 foreach (sort keys %table) {
809 print_table_entry($_, "HASH");
814 # Backward compatibility?
815 if ($target =~ m/^CygWin32(-.*)$/) {
816 $target = "Cygwin".$1;
819 foreach (sort (keys %disabled))
821 $config{options} .= " no-$_";
823 printf " no-%-12s %-10s", $_, "[$disabled{$_}]";
835 elsif (/^dynamic-engine$/)
837 elsif (/^makedepend$/)
839 elsif (/^zlib-dynamic$/)
845 @{$config{dirs}} = grep !/^engines$/, @{$config{dirs}};
846 @{$config{sdirs}} = grep !/^engine$/, @{$config{sdirs}};
847 push @{$config{openssl_other_defines}}, "OPENSSL_NO_ENGINE";
852 ($ALGO = $algo = $_) =~ tr/[\-a-z]/[_A-Z]/;
854 if (/^asm$/ || /^err$/ || /^hw$/ || /^hw-/ || /^async$/
855 || /^autoalginit/ || /^autoerrinit/)
857 push @{$config{openssl_other_defines}}, "OPENSSL_NO_$ALGO";
858 print " OPENSSL_NO_$ALGO";
860 if (/^err$/) { push @user_defines, "OPENSSL_NO_ERR"; }
864 ($ALGO,$algo) = ("RMD160","rmd160") if ($algo eq "ripemd");
866 push @{$config{openssl_algorithm_defines}}, "OPENSSL_NO_$ALGO";
867 print " OPENSSL_NO_$ALGO";
869 # fix-up crypto/directory name(s)
870 $algo="whrlpool" if $algo eq "whirlpool";
871 $algo="ripemd" if $algo eq "rmd160";
872 @{$config{sdirs}} = grep { $_ ne $algo} @{$config{sdirs}};
881 print "Configuring for $target\n";
883 # Support for legacy targets having a name starting with 'debug-'
884 my ($d, $t) = $target =~ m/^(debug-)?(.*)$/;
886 $config{build_type} = "debug";
888 # If we do not find debug-foo in the table, the target is set to foo.
889 if (!$table{$target}) {
893 $config{target} = $target;
894 my %target = resolve_config($target);
896 &usage if (!%target || $target{template});
898 %target = ( %{$table{DEFAULTS}}, %target );
900 $target{exe_extension}="";
901 $target{exe_extension}=".exe" if ($config{target} eq "DJGPP"
902 || $config{target} =~ /^(?:Cygwin|mingw)/);
903 $target{exe_extension}=".pm" if ($config{target} =~ /vos/);
905 ($target{shared_extension_simple}=$target{shared_extension})
906 =~ s|\.\$\(SHLIB_MAJOR\)\.\$\(SHLIB_MINOR\)||;
907 $target{dso_extension}=$target{shared_extension_simple};
908 ($target{shared_import_extension}=$target{shared_extension_simple}.".a")
909 if ($config{target} =~ /^(?:Cygwin|mingw)/);
912 $config{cross_compile_prefix} = $ENV{'CROSS_COMPILE'}
913 if $config{cross_compile_prefix} eq "";
915 # Allow overriding the names of some tools. USE WITH CARE
916 $config{perl} = $ENV{'PERL'} || ($^O ne "VMS" ? $^X : "perl");
917 $target{cc} = $ENV{'CC'} || $target{cc} || "cc";
918 $target{ranlib} = $ENV{'RANLIB'} || $target{ranlib} ||
919 (which("$config{cross_compile_prefix}ranlib") ?
920 "\$(CROSS_COMPILE)ranlib" : "true");
921 $target{ar} = $ENV{'AR'} || $target{ar} || "ar";
922 $target{nm} = $ENV{'NM'} || $target{nm} || "nm";
924 $ENV{'RC'} || $ENV{'WINDRES'} || $target{rc} || "windres";
926 # For cflags, lflags, plib_lflags, ex_libs and defines, add the debug_
927 # or release_ attributes.
928 # Do it in such a way that no spurious space is appended (hence the grep).
929 $config{defines} = [];
930 $config{cflags} = "";
931 $config{ex_libs} = "";
932 $config{shared_ldflag} = "";
934 # Make sure build_scheme is consistent.
935 $target{build_scheme} = [ $target{build_scheme} ]
936 if ref($target{build_scheme}) ne "ARRAY";
938 my ($builder, $builder_platform, @builder_opts) =
939 @{$target{build_scheme}};
941 push @{$config{defines}}, "NDEBUG" if $config{build_type} eq "release";
943 if ($target =~ /^mingw/ && `$target{cc} --target-help 2>&1` =~ m/-mno-cygwin/m)
945 $config{cflags} .= " -mno-cygwin";
946 $config{shared_ldflag} .= " -mno-cygwin";
949 if ($target =~ /linux.*-mips/ && !$disabled{asm} && $user_cflags !~ /-m(ips|arch=)/) {
950 # minimally required architecture flags for assembly modules
951 $config{cflags}="-mips2 $config{cflags}" if ($target =~ /mips32/);
952 $config{cflags}="-mips3 $config{cflags}" if ($target =~ /mips64/);
955 my $no_shared_warn=0;
956 my $no_user_cflags=0;
957 my $no_user_defines=0;
959 # The DSO code currently always implements all functions so that no
960 # applications will have to worry about that from a compilation point
961 # of view. However, the "method"s may return zero unless that platform
962 # has support compiled in for them. Currently each method is enabled
963 # by a define "DSO_<name>" ... we translate the "dso_scheme" config
964 # string entry into using the following logic;
965 if (!$disabled{dso} && $target{dso_scheme} ne "")
967 $target{dso_scheme} =~ tr/[a-z]/[A-Z]/;
968 if ($target{dso_scheme} eq "DLFCN")
970 unshift @{$config{defines}}, "DSO_DLFCN", "HAVE_DLFCN_H";
972 elsif ($target{dso_scheme} eq "DLFCN_NO_H")
974 unshift @{$config{defines}}, "DSO_DLFCN";
978 unshift @{$config{defines}}, "DSO_$target{dso_scheme}";
982 $config{ex_libs}="$libs$config{ex_libs}" if ($libs ne "");
988 @{$config{defines}} = grep !/^[BL]_ENDIAN$/, @{$config{defines}};
989 @{$target{defines}} = grep !/^[BL]_ENDIAN$/, @{$target{defines}};
993 # If threads aren't disabled, check how possible they are
994 unless ($disabled{threads}) {
996 # Enabled by default, disable it forcibly if unavailable
997 if ($target{thread_scheme} eq "(unknown)") {
998 $disabled{threads} = "unavailable";
1001 # The user chose to enable threads explicitly, let's see
1002 # if there's a chance that's possible
1003 if ($target{thread_scheme} eq "(unknown)") {
1004 # If the user asked for "threads" and we don't have internal
1005 # knowledge how to do it, [s]he is expected to provide any
1006 # system-dependent compiler options that are necessary. We
1007 # can't truly check that the given options are correct, but
1008 # we expect the user to know what [s]He is doing.
1009 if ($no_user_cflags && $no_user_defines) {
1010 die "You asked for multi-threading support, but didn't\n"
1011 ,"provide any system-specific compiler options\n";
1017 # If threads still aren't disabled, add a C macro to ensure the source
1018 # code knows about it. Any other flag is taken care of by the configs.
1019 unless($disabled{threads}) {
1020 foreach (("defines", "openssl_thread_defines")) {
1021 push @{$config{$_}}, "OPENSSL_THREADS";
1025 # With "deprecated" disable all deprecated features.
1026 if (defined($disabled{"deprecated"})) {
1027 $config{api} = $maxapi;
1030 if ($target{shared_target} eq "")
1033 if ((!$disabled{shared} || !$disabled{"dynamic-engine"})
1035 $disabled{shared} = "no-shared-target";
1036 $disabled{pic} = $disabled{shared} = $disabled{"dynamic-engine"} =
1040 if ($disabled{"dynamic-engine"}) {
1041 push @{$config{defines}}, "OPENSSL_NO_DYNAMIC_ENGINE";
1042 $config{dynamic_engines} = 0;
1044 push @{$config{defines}}, "OPENSSL_NO_STATIC_ENGINE";
1045 $config{dynamic_engines} = 1;
1048 unless ($disabled{"fuzz-libfuzzer"}) {
1049 $config{cflags} .= "-fsanitize-coverage=edge,indirect-calls ";
1052 unless ($disabled{asan}) {
1053 $config{cflags} .= "-fsanitize=address ";
1056 unless ($disabled{ubsan}) {
1057 # -DPEDANTIC or -fnosanitize=alignment may also be required on some
1059 $config{cflags} .= "-fsanitize=undefined -fno-sanitize-recover=all ";
1062 unless ($disabled{"fuzz-libfuzzer"} && $disabled{"fuzz-afl"}
1063 && $disabled{asan} && $disabled{ubsan}) {
1064 $config{cflags} .= "-fno-omit-frame-pointer -g ";
1070 # This saves the build files from having to check
1073 $target{shared_cflag} = $target{shared_ldflag} =
1074 $target{shared_rcflag} = "";
1078 push @{$config{defines}}, "OPENSSL_PIC";
1081 if ($target{sys_id} ne "")
1083 push @{$config{openssl_sys_defines}}, "OPENSSL_SYS_$target{sys_id}";
1086 unless ($disabled{asm}) {
1087 $target{cpuid_asm_src}=$table{DEFAULTS}->{cpuid_asm_src} if ($config{processor} eq "386");
1088 $target{bn_asm_src} =~ s/\w+-gf2m.c// if (defined($disabled{ec2m}));
1090 # bn-586 is the only one implementing bn_*_part_words
1091 push @{$config{defines}}, "OPENSSL_BN_ASM_PART_WORDS" if ($target{bn_asm_src} =~ /bn-586/);
1092 push @{$config{defines}}, "OPENSSL_IA32_SSE2" if (!$no_sse2 && $target{bn_asm_src} =~ /86/);
1094 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT" if ($target{bn_asm_src} =~ /-mont/);
1095 push @{$config{defines}}, "OPENSSL_BN_ASM_MONT5" if ($target{bn_asm_src} =~ /-mont5/);
1096 push @{$config{defines}}, "OPENSSL_BN_ASM_GF2m" if ($target{bn_asm_src} =~ /-gf2m/);
1098 if ($config{fips}) {
1099 push @{$config{openssl_other_defines}}, "OPENSSL_FIPS";
1102 if ($target{sha1_asm_src}) {
1103 push @{$config{defines}}, "SHA1_ASM" if ($target{sha1_asm_src} =~ /sx86/ || $target{sha1_asm_src} =~ /sha1/);
1104 push @{$config{defines}}, "SHA256_ASM" if ($target{sha1_asm_src} =~ /sha256/);
1105 push @{$config{defines}}, "SHA512_ASM" if ($target{sha1_asm_src} =~ /sha512/);
1107 if ($target{md5_asm_src}) {
1108 push @{$config{defines}}, "MD5_ASM";
1110 $target{cast_asm_src}=$table{DEFAULTS}->{cast_asm_src} unless $disabled{pic}; # CAST assembler is not PIC
1111 if ($target{rmd160_asm_src}) {
1112 push @{$config{defines}}, "RMD160_ASM";
1114 if ($target{aes_asm_src}) {
1115 push @{$config{defines}}, "AES_ASM" if ($target{aes_asm_src} =~ m/\baes-/);;
1116 # aes-ctr.fake is not a real file, only indication that assembler
1117 # module implements AES_ctr32_encrypt...
1118 push @{$config{defines}}, "AES_CTR_ASM" if ($target{aes_asm_src} =~ s/\s*aes-ctr\.fake//);
1119 # aes-xts.fake indicates presence of AES_xts_[en|de]crypt...
1120 push @{$config{defines}}, "AES_XTS_ASM" if ($target{aes_asm_src} =~ s/\s*aes-xts\.fake//);
1121 $target{aes_asm_src} =~ s/\s*(vpaes|aesni)-x86\.s//g if ($no_sse2);
1122 push @{$config{defines}}, "VPAES_ASM" if ($target{aes_asm_src} =~ m/vpaes/);
1123 push @{$config{defines}}, "BSAES_ASM" if ($target{aes_asm_src} =~ m/bsaes/);
1125 if ($target{wp_asm_src} =~ /mmx/) {
1126 if ($config{processor} eq "386") {
1127 $target{wp_asm_src}=$table{DEFAULTS}->{wp_asm_src};
1128 } elsif (!$disabled{"whirlpool"}) {
1129 push @{$config{defines}}, "WHIRLPOOL_ASM";
1132 if ($target{modes_asm_src} =~ /ghash-/) {
1133 push @{$config{defines}}, "GHASH_ASM";
1135 if ($target{ec_asm_src} =~ /ecp_nistz256/) {
1136 push @{$config{defines}}, "ECP_NISTZ256_ASM";
1138 if ($target{poly1305_asm_src} ne "") {
1139 push @{$config{defines}}, "POLY1305_ASM";
1143 my $ecc = $target{cc};
1144 if ($^O ne "VMS" && !$disabled{makedepend}) {
1145 # Is the compiler gcc or clang? $ecc is used below to see if
1146 # error-checking can be turned on.
1147 my $ccpcc = "$config{cross_compile_prefix}$target{cc}";
1148 open(PIPE, "$ccpcc --version 2>&1 |");
1151 # Find the version number and save the major.
1152 m|(?:.*)\b(\d+)\.\d+\.\d+\b(?:.*)|;
1153 my $compiler_major = $1;
1154 # We know that GNU C version 3 and up as well as all clang
1155 # versions support dependency generation
1156 $config{makedepprog} = $ccpcc
1157 if (/clang/ || (/gcc/ && $compiler_major > 3));
1158 $ecc = "clang" if /clang/;
1159 $ecc = "gcc" if /gcc/;
1160 last if ($config{makedepprog} || !$lines--);
1164 $config{makedepprog} = which('makedepend') unless $config{makedepprog};
1165 $disabled{makedepend} = "unavailable" unless $config{makedepprog};
1170 # Deal with bn_ops ###################################################
1173 $config{export_var_as_fn} =0;
1174 my $def_int="unsigned int";
1175 $config{rc4_int} =$def_int;
1176 ($config{b64l},$config{b64},$config{b32})=(0,0,1);
1179 foreach (sort split(/\s+/,$target{bn_ops})) {
1180 $count++ if /SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT/;
1181 $config{export_var_as_fn}=1 if $_ eq 'EXPORT_VAR_AS_FN';
1182 $config{bn_ll}=1 if $_ eq 'BN_LLONG';
1183 $config{rc4_int}="unsigned char" if $_ eq 'RC4_CHAR';
1184 ($config{b64l},$config{b64},$config{b32})
1185 =(0,1,0) if $_ eq 'SIXTY_FOUR_BIT';
1186 ($config{b64l},$config{b64},$config{b32})
1187 =(1,0,0) if $_ eq 'SIXTY_FOUR_BIT_LONG';
1188 ($config{b64l},$config{b64},$config{b32})
1189 =(0,0,1) if $_ eq 'THIRTY_TWO_BIT';
1191 die "Exactly one of SIXTY_FOUR_BIT|SIXTY_FOUR_BIT_LONG|THIRTY_TWO_BIT can be set in bn_ops\n"
1195 # Hack cflags for better warnings (dev option) #######################
1197 # "Stringify" the C flags string. This permits it to be made part of a string
1198 # and works as well on command lines.
1199 $config{cflags} =~ s/([\\\"])/\\$1/g;
1201 if (defined($config{api})) {
1202 $config{openssl_api_defines} = [ "OPENSSL_MIN_API=".$apitable->{$config{api}} ];
1203 my $apiflag = sprintf("OPENSSL_API_COMPAT=%s", $apitable->{$config{api}});
1204 push @{$config{defines}}, $apiflag;
1207 if ($strict_warnings)
1210 die "ERROR --strict-warnings requires gcc or clang"
1211 unless $ecc eq 'gcc' || $ecc eq 'clang';
1212 foreach $wopt (split /\s+/, $gcc_devteam_warn)
1214 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1216 if ($ecc eq "clang")
1218 foreach $wopt (split /\s+/, $clang_devteam_warn)
1220 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1225 unless ($disabled{"crypto-mdebug-backtrace"})
1227 foreach my $wopt (split /\s+/, $memleak_devteam_backtrace)
1229 $config{cflags} .= " $wopt" unless ($config{cflags} =~ /(?:^|\s)$wopt(?:\s|$)/)
1231 if ($target =~ /^BSD-/)
1233 $config{ex_libs} .= " -lexecinfo";
1237 if ($user_cflags ne "") { $config{cflags}="$config{cflags}$user_cflags"; }
1238 else { $no_user_cflags=1; }
1239 if (@user_defines) { $config{defines}=[ @{$config{defines}}, @user_defines ]; }
1240 else { $no_user_defines=1; }
1242 # ALL MODIFICATIONS TO %config and %target MUST BE DONE FROM HERE ON
1244 unless ($disabled{afalgeng}) {
1245 $config{afalgeng}="";
1246 if ($target =~ m/^linux/) {
1247 my $minver = 4*10000 + 1*100 + 0;
1248 if ($config{cross_compile_prefix} eq "") {
1249 my $verstr = `uname -r`;
1250 my ($ma, $mi1, $mi2) = split("\\.", $verstr);
1251 ($mi2) = $mi2 =~ /(\d+)/;
1252 my $ver = $ma*10000 + $mi1*100 + $mi2;
1253 if ($ver < $minver) {
1254 $disabled{afalgeng} = "too-old-kernel";
1256 push @{$config{engdirs}}, "afalg";
1259 $disabled{afalgeng} = "cross-compiling";
1262 $disabled{afalgeng} = "not-linux";
1266 push @{$config{openssl_other_defines}}, "OPENSSL_NO_AFALGENG" if ($disabled{afalgeng});
1268 # If we use the unified build, collect information from build.info files
1269 my %unified_info = ();
1271 my $buildinfo_debug = defined($ENV{CONFIGURE_DEBUG_BUILDINFO});
1272 if ($builder eq "unified") {
1273 # Store the name of the template file we will build the build file from
1274 # in %config. This may be useful for the build file itself.
1275 my $build_file_template;
1277 for my $filename (( $builder_platform."-".$target{build_file}.".tmpl",
1278 $target{build_file}.".tmpl" )) {
1279 if (defined $ENV{$local_config_envname}) {
1281 # VMS environment variables are logical names,
1282 # which can be used as is
1283 $build_file_template = $local_config_envname . ':' . $filename;
1285 $build_file_template = catfile($ENV{$local_config_envname},
1290 last if -f $build_file_template;
1292 $build_file_template = catfile($srcdir, "Configurations", $filename);
1294 last if -f $build_file_template;
1296 $config{build_file_template} = $build_file_template;
1298 use lib catdir(dirname(__FILE__),"util");
1299 use with_fallback qw(Text::Template);
1304 my $relativeto = shift || ".";
1306 $dir = catdir($base,$dir) unless isabsolute($dir);
1308 # Make sure the directories we're building in exists
1311 my $res = abs2rel(absolutedir($dir), rel2abs($relativeto));
1312 #print STDERR "DEBUG[cleandir]: $dir , $base => $res\n";
1319 my $relativeto = shift || ".";
1321 $file = catfile($base,$file) unless isabsolute($file);
1323 my $d = dirname($file);
1324 my $f = basename($file);
1326 # Make sure the directories we're building in exists
1329 my $res = abs2rel(catfile(absolutedir($d), $f), rel2abs($relativeto));
1330 #print STDERR "DEBUG[cleanfile]: $d , $f => $res\n";
1334 my @build_infos = ( [ ".", "build.info" ] );
1335 push @build_infos, [ "fuzz", "build.info.fuzz" ]
1336 unless $disabled{"fuzz-afl"} && $disabled{"fuzz-libfuzzer"};
1338 foreach (@{$config{dirs}}) {
1339 push @build_infos, [ $_, "build.info" ]
1340 if (-f catfile($srcdir, $_, "build.info"));
1342 foreach (@{$config{sdirs}}) {
1343 push @build_infos, [ catdir("crypto", $_), "build.info" ]
1344 if (-f catfile($srcdir, "crypto", $_, "build.info"));
1346 foreach (@{$config{engdirs}}) {
1347 push @build_infos, [ catdir("engines", $_), "build.info" ]
1348 if (-f catfile($srcdir, "engines", $_, "build.info"));
1351 $config{build_infos} = [ ];
1353 foreach (@build_infos) {
1354 my $sourced = catdir($srcdir, $_->[0]);
1355 my $buildd = catdir($blddir, $_->[0]);
1360 # The basic things we're trying to build
1367 my @intermediates = ();
1372 my %shared_sources = ();
1376 my %sharednames = ();
1379 push @{$config{build_infos}}, catfile(abs2rel($sourced, $blddir), $f);
1380 my $template = Text::Template->new(TYPE => 'FILE',
1381 SOURCE => catfile($sourced, $f));
1382 die "Something went wrong with $sourced/$f: $!\n" unless $template;
1385 $template->fill_in(HASH => { config => \%config,
1387 disabled => \%disabled,
1388 withargs => \%withargs,
1389 builddir => abs2rel($buildd, $blddir),
1390 sourcedir => abs2rel($sourced, $blddir),
1391 buildtop => abs2rel($blddir, $blddir),
1392 sourcetop => abs2rel($srcdir, $blddir) },
1393 DELIMITERS => [ "{-", "-}" ]);
1395 # The top item of this stack has the following values
1396 # -2 positive already run and we found ELSE (following ELSIF should fail)
1397 # -1 positive already run (skip until ENDIF)
1398 # 0 negatives so far (if we're at a condition, check it)
1399 # 1 last was positive (don't skip lines until next ELSE, ELSIF or ENDIF)
1400 # 2 positive ELSE (following ELSIF should fail)
1402 collect_information(
1403 collect_from_array([ @text ],
1404 qr/\\$/ => sub { my $l1 = shift; my $l2 = shift;
1405 $l1 =~ s/\\$//; $l1.$l2 }),
1406 # Info we're looking for
1407 qr/^\s*IF\[((?:\\.|[^\\\]])*)\]\s*$/
1409 if (! @skip || $skip[$#skip] > 0) {
1415 qr/^\s*ELSIF\[((?:\\.|[^\\\]])*)\]\s*$/
1416 => sub { die "ELSIF out of scope" if ! @skip;
1417 die "ELSIF following ELSE" if abs($skip[$#skip]) == 2;
1418 $skip[$#skip] = -1 if $skip[$#skip] != 0;
1419 $skip[$#skip] = !! $1
1420 if $skip[$#skip] == 0; },
1422 => sub { die "ELSE out of scope" if ! @skip;
1423 $skip[$#skip] = -2 if $skip[$#skip] != 0;
1424 $skip[$#skip] = 2 if $skip[$#skip] == 0; },
1426 => sub { die "ENDIF out of scope" if ! @skip;
1428 qr/^\s*PROGRAMS\s*=\s*(.*)\s*$/
1429 => sub { push @programs, tokenize($1)
1430 if !@skip || $skip[$#skip] > 0 },
1431 qr/^\s*LIBS\s*=\s*(.*)\s*$/
1432 => sub { push @libraries, tokenize($1)
1433 if !@skip || $skip[$#skip] > 0 },
1434 qr/^\s*ENGINES\s*=\s*(.*)\s*$/
1435 => sub { push @engines, tokenize($1)
1436 if !@skip || $skip[$#skip] > 0 },
1437 qr/^\s*SCRIPTS\s*=\s*(.*)\s*$/
1438 => sub { push @scripts, tokenize($1)
1439 if !@skip || $skip[$#skip] > 0 },
1440 qr/^\s*EXTRA\s*=\s*(.*)\s*$/
1441 => sub { push @extra, tokenize($1)
1442 if !@skip || $skip[$#skip] > 0 },
1443 qr/^\s*OVERRIDES\s*=\s*(.*)\s*$/
1444 => sub { push @overrides, tokenize($1)
1445 if !@skip || $skip[$#skip] > 0 },
1447 qr/^\s*ORDINALS\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/,
1448 => sub { push @{$ordinals{$1}}, tokenize($2)
1449 if !@skip || $skip[$#skip] > 0 },
1450 qr/^\s*SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1451 => sub { push @{$sources{$1}}, tokenize($2)
1452 if !@skip || $skip[$#skip] > 0 },
1453 qr/^\s*SHARED_SOURCE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1454 => sub { push @{$shared_sources{$1}}, tokenize($2)
1455 if !@skip || $skip[$#skip] > 0 },
1456 qr/^\s*INCLUDE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1457 => sub { push @{$includes{$1}}, tokenize($2)
1458 if !@skip || $skip[$#skip] > 0 },
1459 qr/^\s*DEPEND\[((?:\\.|[^\\\]])*)\]\s*=\s*(.*)\s*$/
1460 => sub { push @{$depends{$1}}, tokenize($2)
1461 if !@skip || $skip[$#skip] > 0 },
1462 qr/^\s*GENERATE\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1463 => sub { push @{$generate{$1}}, $2
1464 if !@skip || $skip[$#skip] > 0 },
1465 qr/^\s*RENAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1466 => sub { push @{$renames{$1}}, tokenize($2)
1467 if !@skip || $skip[$#skip] > 0 },
1468 qr/^\s*SHARED_NAME\[((?:\\.|[^\\\]])+)\]\s*=\s*(.*)\s*$/
1469 => sub { push @{$sharednames{$1}}, tokenize($2)
1470 if !@skip || $skip[$#skip] > 0 },
1471 qr/^\s*BEGINRAW\[((?:\\.|[^\\\]])+)\]\s*$/
1473 my $lineiterator = shift;
1474 my $target_kind = $1;
1475 while (defined $lineiterator->()) {
1477 if (/^\s*ENDRAW\[((?:\\.|[^\\\]])+)\]\s*$/) {
1478 die "ENDRAW doesn't match BEGINRAW"
1479 if $1 ne $target_kind;
1482 next if @skip && $skip[$#skip] <= 0;
1484 if ($target_kind eq $target{build_file}
1485 || $target_kind eq $target{build_file}."(".$builder_platform.")");
1488 qr/^(?:#.*|\s*)$/ => sub { },
1489 "OTHERWISE" => sub { die "Something wrong with this line:\n$_\nat $sourced/$f" },
1491 if ($buildinfo_debug) {
1492 print STDERR "DEBUG: Parsing ",join(" ", @_),"\n";
1493 print STDERR "DEBUG: ... before parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1497 if ($buildinfo_debug) {
1498 print STDERR "DEBUG: .... after parsing, skip stack is ",join(" ", map { int($_) } @skip),"\n";
1502 die "runaway IF?" if (@skip);
1504 foreach (keys %renames) {
1505 die "$_ renamed to more than one thing: "
1506 ,join(" ", @{$renames{$_}}),"\n"
1507 if scalar @{$renames{$_}} > 1;
1508 my $dest = cleanfile($buildd, $_, $blddir);
1509 my $to = cleanfile($buildd, $renames{$_}->[0], $blddir);
1510 die "$dest renamed to more than one thing: "
1511 ,$unified_info{rename}->{$dest}, $to
1512 unless !defined($unified_info{rename}->{$dest})
1513 or $unified_info{rename}->{$dest} eq $to;
1514 $unified_info{rename}->{$dest} = $to;
1517 foreach (@programs) {
1518 my $program = cleanfile($buildd, $_, $blddir);
1519 if ($unified_info{rename}->{$program}) {
1520 $program = $unified_info{rename}->{$program};
1522 $unified_info{programs}->{$program} = 1;
1525 foreach (@libraries) {
1526 my $library = cleanfile($buildd, $_, $blddir);
1527 if ($unified_info{rename}->{$library}) {
1528 $library = $unified_info{rename}->{$library};
1530 $unified_info{libraries}->{$library} = 1;
1533 die <<"EOF" if scalar @engines and !$config{dynamic_engines};
1534 ENGINES can only be used if configured with 'dynamic-engine'.
1535 This is usually a fault in a build.info file.
1537 foreach (@engines) {
1538 my $library = cleanfile($buildd, $_, $blddir);
1539 if ($unified_info{rename}->{$library}) {
1540 $library = $unified_info{rename}->{$library};
1542 $unified_info{engines}->{$library} = 1;
1545 foreach (@scripts) {
1546 my $script = cleanfile($buildd, $_, $blddir);
1547 if ($unified_info{rename}->{$script}) {
1548 $script = $unified_info{rename}->{$script};
1550 $unified_info{scripts}->{$script} = 1;
1554 my $extra = cleanfile($buildd, $_, $blddir);
1555 $unified_info{extra}->{$extra} = 1;
1558 foreach (@overrides) {
1559 my $override = cleanfile($buildd, $_, $blddir);
1560 $unified_info{overrides}->{$override} = 1;
1563 push @{$unified_info{rawlines}}, @rawlines;
1565 unless ($disabled{shared}) {
1566 # Check sharednames.
1567 foreach (keys %sharednames) {
1568 my $dest = cleanfile($buildd, $_, $blddir);
1569 if ($unified_info{rename}->{$dest}) {
1570 $dest = $unified_info{rename}->{$dest};
1572 die "shared_name for $dest with multiple values: "
1573 ,join(" ", @{$sharednames{$_}}),"\n"
1574 if scalar @{$sharednames{$_}} > 1;
1575 my $to = cleanfile($buildd, $sharednames{$_}->[0], $blddir);
1576 die "shared_name found for a library $dest that isn't defined\n"
1577 unless $unified_info{libraries}->{$dest};
1578 die "shared_name for $dest with multiple values: "
1579 ,$unified_info{sharednames}->{$dest}, ", ", $to
1580 unless !defined($unified_info{sharednames}->{$dest})
1581 or $unified_info{sharednames}->{$dest} eq $to;
1582 $unified_info{sharednames}->{$dest} = $to;
1585 # Additionally, we set up sharednames for libraries that don't
1586 # have any, as themselves.
1587 foreach (keys %{$unified_info{libraries}}) {
1588 if (!defined $unified_info{sharednames}->{$_}) {
1589 $unified_info{sharednames}->{$_} = $_
1594 foreach (keys %ordinals) {
1596 my $ddest = cleanfile($buildd, $_, $blddir);
1597 if ($unified_info{rename}->{$ddest}) {
1598 $ddest = $unified_info{rename}->{$ddest};
1600 foreach (@{$ordinals{$dest}}) {
1601 my %known_ordinals =
1604 cleanfile($sourced, catfile("util", "libcrypto.num"), $blddir),
1606 cleanfile($sourced, catfile("util", "libssl.num"), $blddir)
1608 my $o = $known_ordinals{$_};
1609 die "Ordinals for $ddest defined more than once\n"
1610 if $unified_info{ordinals}->{$ddest};
1611 $unified_info{ordinals}->{$ddest} = [ $_, $o ];
1615 foreach (keys %sources) {
1617 my $ddest = cleanfile($buildd, $_, $blddir);
1618 if ($unified_info{rename}->{$ddest}) {
1619 $ddest = $unified_info{rename}->{$ddest};
1621 foreach (@{$sources{$dest}}) {
1622 my $s = cleanfile($sourced, $_, $blddir);
1624 # If it isn't in the source tree, we assume it's generated
1627 $s = cleanfile($buildd, $_, $blddir);
1629 # We recognise C and asm files
1630 if ($s =~ /\.[csS]\b$/) {
1631 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1632 $o = cleanfile($buildd, $o, $blddir);
1633 $unified_info{sources}->{$ddest}->{$o} = 1;
1634 $unified_info{sources}->{$o}->{$s} = 1;
1636 $unified_info{sources}->{$ddest}->{$s} = 1;
1641 foreach (keys %shared_sources) {
1643 my $ddest = cleanfile($buildd, $_, $blddir);
1644 if ($unified_info{rename}->{$ddest}) {
1645 $ddest = $unified_info{rename}->{$ddest};
1647 foreach (@{$shared_sources{$dest}}) {
1648 my $s = cleanfile($sourced, $_, $blddir);
1650 # If it isn't in the source tree, we assume it's generated
1653 $s = cleanfile($buildd, $_, $blddir);
1655 # We recognise C and asm files
1656 if ($s =~ /\.[csS]\b$/) {
1657 (my $o = $_) =~ s/\.[csS]\b$/.o/;
1658 $o = cleanfile($buildd, $o, $blddir);
1659 $unified_info{shared_sources}->{$ddest}->{$o} = 1;
1660 $unified_info{sources}->{$o}->{$s} = 1;
1662 die "unrecognised source file type for shared library: $s\n";
1667 foreach (keys %generate) {
1669 my $ddest = cleanfile($buildd, $_, $blddir);
1670 if ($unified_info{rename}->{$ddest}) {
1671 $ddest = $unified_info{rename}->{$ddest};
1673 die "more than one generator for $dest: "
1674 ,join(" ", @{$generate{$_}}),"\n"
1675 if scalar @{$generate{$_}} > 1;
1676 my @generator = split /\s+/, $generate{$dest}->[0];
1677 $generator[0] = cleanfile($sourced, $generator[0], $blddir),
1678 $unified_info{generate}->{$ddest} = [ @generator ];
1681 foreach (keys %depends) {
1683 my $ddest = $dest eq "" ? "" : cleanfile($sourced, $_, $blddir);
1685 # If the destination doesn't exist in source, it can only be
1686 # a generated file in the build tree.
1687 if ($ddest ne "" && ! -f $ddest) {
1688 $ddest = cleanfile($buildd, $_, $blddir);
1689 if ($unified_info{rename}->{$ddest}) {
1690 $ddest = $unified_info{rename}->{$ddest};
1693 foreach (@{$depends{$dest}}) {
1694 my $d = cleanfile($sourced, $_, $blddir);
1696 # If we know it's generated, or assume it is because we can't
1697 # find it in the source tree, we set file we depend on to be
1698 # in the build tree rather than the source tree, and assume
1699 # and that there are lines to build it in a BEGINRAW..ENDRAW
1700 # section or in the Makefile template.
1702 || (grep { $d eq $_ }
1703 map { cleanfile($srcdir, $_, $blddir) }
1704 grep { /\.h$/ } keys %{$unified_info{generate}})) {
1705 $d = cleanfile($buildd, $_, $blddir);
1707 # Take note if the file to depend on is being renamed
1708 if ($unified_info{rename}->{$d}) {
1709 $d = $unified_info{rename}->{$d};
1711 $unified_info{depends}->{$ddest}->{$d} = 1;
1712 # If we depend on a header file or a perl module, let's make
1713 # sure it can get included
1714 if ($dest ne "" && $d =~ /\.(h|pm)$/) {
1715 my $i = dirname($d);
1716 push @{$unified_info{includes}->{$ddest}}, $i
1717 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1722 foreach (keys %includes) {
1724 my $ddest = cleanfile($sourced, $_, $blddir);
1726 # If the destination doesn't exist in source, it can only be
1727 # a generated file in the build tree.
1729 $ddest = cleanfile($buildd, $_, $blddir);
1730 if ($unified_info{rename}->{$ddest}) {
1731 $ddest = $unified_info{rename}->{$ddest};
1734 foreach (@{$includes{$dest}}) {
1735 my $i = cleandir($sourced, $_, $blddir);
1736 push @{$unified_info{includes}->{$ddest}}, $i
1737 unless grep { $_ eq $i } @{$unified_info{includes}->{$ddest}};
1742 ### Make unified_info a bit more efficient
1743 # One level structures
1744 foreach (("programs", "libraries", "engines", "scripts", "extra", "overrides")) {
1745 $unified_info{$_} = [ sort keys %{$unified_info{$_}} ];
1747 # Two level structures
1748 foreach my $l1 (("sources", "shared_sources", "ldadd", "depends")) {
1749 foreach my $l2 (sort keys %{$unified_info{$l1}}) {
1750 $unified_info{$l1}->{$l2} =
1751 [ sort keys %{$unified_info{$l1}->{$l2}} ];
1756 # For the schemes that need it, we provide the old *_obj configs
1757 # from the *_asm_obj ones
1758 foreach (grep /_(asm|aux)_src$/, keys %target) {
1760 (my $obj = $_) =~ s/_(asm|aux)_src$/_obj/;
1761 ($target{$obj} = $target{$src}) =~ s/\.[csS]\b/.o/g;
1764 # Write down our configuration where it fits #########################
1766 open(OUT,">configdata.pm") || die "unable to create configdata.pm: $!\n";
1774 #use vars qw(\@ISA \@EXPORT);
1775 our \@ISA = qw(Exporter);
1776 our \@EXPORT = qw(\%config \%target \%disabled \%withargs \%unified_info \@disablables);
1779 print OUT "our %config = (\n";
1780 foreach (sort keys %config) {
1781 if (ref($config{$_}) eq "ARRAY") {
1782 print OUT " ", $_, " => [ ", join(", ",
1783 map { quotify("perl", $_) }
1784 @{$config{$_}}), " ],\n";
1786 print OUT " ", $_, " => ", quotify("perl", $config{$_}), ",\n"
1793 print OUT "our %target = (\n";
1794 foreach (sort keys %target) {
1795 if (ref($target{$_}) eq "ARRAY") {
1796 print OUT " ", $_, " => [ ", join(", ",
1797 map { quotify("perl", $_) }
1798 @{$target{$_}}), " ],\n";
1800 print OUT " ", $_, " => ", quotify("perl", $target{$_}), ",\n"
1807 print OUT "our \%available_protocols = (\n";
1808 print OUT " tls => [ ", join(", ", map { quotify("perl", $_) } @tls), " ],\n";
1809 print OUT " dtls => [ ", join(", ", map { quotify("perl", $_) } @dtls), " ],\n";
1814 print OUT "our \@disablables = (\n";
1815 foreach (@disablables) {
1816 print OUT " ", quotify("perl", $_), ",\n";
1822 print OUT "our \%disabled = (\n";
1823 foreach (sort keys %disabled) {
1824 print OUT " ", quotify("perl", $_), " => ", quotify("perl", $disabled{$_}), ",\n";
1830 print OUT "our %withargs = (\n";
1831 foreach (sort keys %withargs) {
1832 if (ref($withargs{$_}) eq "ARRAY") {
1833 print OUT " ", $_, " => [ ", join(", ",
1834 map { quotify("perl", $_) }
1835 @{$withargs{$_}}), " ],\n";
1837 print OUT " ", $_, " => ", quotify("perl", $withargs{$_}), ",\n"
1844 if ($builder eq "unified") {
1849 if (ref $_ eq "ARRAY") {
1850 print OUT " "x$indent, "[\n";
1852 $recurse->($indent + 4, $_);
1854 print OUT " "x$indent, "],\n";
1855 } elsif (ref $_ eq "HASH") {
1857 print OUT " "x$indent, "{\n";
1858 foreach (sort keys %h) {
1859 if (ref $h{$_} eq "") {
1860 print OUT " "x($indent + 4), quotify("perl", $_), " => ", quotify("perl", $h{$_}), ",\n";
1862 print OUT " "x($indent + 4), quotify("perl", $_), " =>\n";
1863 $recurse->($indent + 8, $h{$_});
1866 print OUT " "x$indent, "},\n";
1868 print OUT " "x$indent, quotify("perl", $_), ",\n";
1872 print OUT "our %unified_info = (\n";
1873 foreach (sort keys %unified_info) {
1874 if (ref $unified_info{$_} eq "") {
1875 print OUT " "x4, quotify("perl", $_), " => ", quotify("perl", $unified_info{$_}), ",\n";
1877 print OUT " "x4, quotify("perl", $_), " =>\n";
1878 $recurse->(8, $unified_info{$_});
1890 print "CC =$config{cross_compile_prefix}$target{cc}\n";
1891 print "CFLAG =$target{cflags} $config{cflags}\n";
1892 print "SHARED_CFLAG =$target{shared_cflag}\n";
1893 print "DEFINES =",join(" ", @{$target{defines}}, @{$config{defines}}),"\n";
1894 print "LFLAG =$target{lflags}\n";
1895 print "PLIB_LFLAG =$target{plib_lflags}\n";
1896 print "EX_LIBS =$target{ex_libs} $config{ex_libs}\n";
1897 print "APPS_OBJ =$target{apps_obj}\n";
1898 print "CPUID_OBJ =$target{cpuid_obj}\n";
1899 print "UPLINK_OBJ =$target{uplink_obj}\n";
1900 print "BN_ASM =$target{bn_obj}\n";
1901 print "EC_ASM =$target{ec_obj}\n";
1902 print "DES_ENC =$target{des_obj}\n";
1903 print "AES_ENC =$target{aes_obj}\n";
1904 print "BF_ENC =$target{bf_obj}\n";
1905 print "CAST_ENC =$target{cast_obj}\n";
1906 print "RC4_ENC =$target{rc4_obj}\n";
1907 print "RC5_ENC =$target{rc5_obj}\n";
1908 print "MD5_OBJ_ASM =$target{md5_obj}\n";
1909 print "SHA1_OBJ_ASM =$target{sha1_obj}\n";
1910 print "RMD160_OBJ_ASM=$target{rmd160_obj}\n";
1911 print "CMLL_ENC =$target{cmll_obj}\n";
1912 print "MODES_OBJ =$target{modes_obj}\n";
1913 print "PADLOCK_OBJ =$target{padlock_obj}\n";
1914 print "CHACHA_ENC =$target{chacha_obj}\n";
1915 print "POLY1305_OBJ =$target{poly1305_obj}\n";
1916 print "BLAKE2_OBJ =$target{blake2_obj}\n";
1917 print "PROCESSOR =$config{processor}\n";
1918 print "RANLIB =", $target{ranlib} eq '$(CROSS_COMPILE)ranlib' ?
1919 "$config{cross_compile_prefix}ranlib" :
1920 "$target{ranlib}", "\n";
1921 print "ARFLAGS =$target{arflags}\n";
1922 print "PERL =$config{perl}\n";
1924 print "SIXTY_FOUR_BIT_LONG mode\n" if $config{b64l};
1925 print "SIXTY_FOUR_BIT mode\n" if $config{b64};
1926 print "THIRTY_TWO_BIT mode\n" if $config{b32};
1927 print "BN_LLONG mode\n" if $config{bn_ll};
1928 print "RC4 uses $config{rc4_int}\n" if $config{rc4_int} ne $def_int;
1932 run_dofile(catfile($blddir, $target{build_file}),
1933 $config{build_file_template},
1934 catfile($srcdir, "Configurations", "common.tmpl"));
1938 $builders{$builder}->($builder_platform, @builder_opts);
1942 Configured for $target.
1945 print <<"EOF" if ($disabled{threads} eq "unavailable");
1947 The library could not be configured for supporting multi-threaded
1948 applications as the compiler options required on this system are not known.
1949 See file INSTALL for details if you need multi-threading.
1952 print <<"EOF" if ($no_shared_warn);
1954 The options 'shared', 'pic' and 'dynamic-engine' aren't supported on this
1955 platform, so we will pretend you gave the option 'no-pic', which also disables
1956 'shared' and 'dynamic-engine'. If you know how to implement shared libraries
1957 or position independent code, please let us know (but please first make sure
1958 you have tried with a current version of OpenSSL).
1961 print <<"EOF" if (-f catfile($srcdir, "configdata.pm") && $srcdir ne $blddir);
1963 WARNING: there are indications that another build was made in the source
1964 directory. This build may have picked up artifacts from that build, the
1965 safest course of action is to clean the source directory and redo this
1971 ######################################################################
1973 # Helpers and utility functions
1976 # Configuration file reading #########################################
1978 # Note: All of the helper functions are for lazy evaluation. They all
1979 # return a CODE ref, which will return the intended value when evaluated.
1980 # Thus, whenever there's mention of a returned value, it's about that
1983 # Helper function to implement conditional inheritance depending on the
1984 # value of $disabled{asm}. Used in inherit_from values as follows:
1986 # inherit_from => [ "template", asm("asm_tmpl") ]
1991 $disabled{asm} ? () : @x;
1995 # Helper function to implement conditional value variants, with a default
1996 # plus additional values based on the value of $config{build_type}.
1997 # Arguments are given in hash table form:
1999 # picker(default => "Basic string: ",
2001 # release => "release")
2003 # When configuring with --debug, the resulting string will be
2004 # "Basic string: debug", and when not, it will be "Basic string: release"
2006 # This can be used to create variants of sets of flags according to the
2009 # cflags => picker(default => "-Wall",
2010 # debug => "-g -O0",
2015 return sub { add($opts{default} || (),
2016 $opts{$config{build_type}} || ())->(); }
2019 # Helper function to combine several values of different types into one.
2020 # This is useful if you want to combine a string with the result of a
2021 # lazy function, such as:
2023 # cflags => combine("-Wall", sub { $disabled{zlib} ? () : "-DZLIB" })
2027 return sub { add(@stuff)->(); }
2030 # Helper function to implement conditional values depending on the value
2031 # of $disabled{threads}. Can be used as follows:
2033 # cflags => combine("-Wall", threads("-pthread"))
2037 return sub { add($disabled{threads} ? () : @flags)->(); }
2042 our $add_called = 0;
2043 # Helper function to implement adding values to already existing configuration
2044 # values. It handles elements that are ARRAYs, CODEs and scalars
2046 my $separator = shift;
2048 # If there's any ARRAY in the collection of values OR the separator
2049 # is undef, we will return an ARRAY of combined values, otherwise a
2050 # string of joined values with $separator as the separator.
2051 my $found_array = !defined($separator);
2056 while (ref($res) eq "CODE") {
2059 if (defined($res)) {
2060 if (ref($res) eq "ARRAY") {
2076 join($separator, grep { defined($_) && $_ ne "" } @values);
2080 my $separator = " ";
2081 if (ref($_[$#_]) eq "HASH") {
2083 $separator = $opts->{separator};
2086 sub { _add($separator, @x, @_) };
2089 my $separator = " ";
2090 if (ref($_[$#_]) eq "HASH") {
2092 $separator = $opts->{separator};
2095 sub { _add($separator, @_, @x) };
2098 # configuration reader, evaluates the input file as a perl script and expects
2099 # it to fill %targets with target configurations. Those are then added to
2103 open(CONFFILE, "< $fname")
2104 or die "Can't open configuration file '$fname'!\n";
2107 my $content = <CONFFILE>;
2112 local %table = %::table; # Protect %table from tampering
2118 # For each target, check that it's configured with a hash table.
2119 foreach (keys %targets) {
2120 if (ref($targets{$_}) ne "HASH") {
2121 if (ref($targets{$_}) eq "") {
2122 warn "Deprecated target configuration for $_, ignoring...\n";
2124 warn "Misconfigured target configuration for $_ (should be a hash table), ignoring...\n";
2126 delete $targets{$_};
2130 %table = (%table, %targets);
2134 # configuration resolver. Will only resolve all the lazy evaluation
2135 # codeblocks for the chosen target and all those it inherits from,
2137 sub resolve_config {
2139 my @breadcrumbs = @_;
2141 # my $extra_checks = defined($ENV{CONFIGURE_EXTRA_CHECKS});
2143 if (grep { $_ eq $target } @breadcrumbs) {
2144 die "inherit_from loop! target backtrace:\n "
2145 ,$target,"\n ",join("\n ", @breadcrumbs),"\n";
2148 if (!defined($table{$target})) {
2149 warn "Warning! target $target doesn't exist!\n";
2152 # Recurse through all inheritances. They will be resolved on the
2153 # fly, so when this operation is done, they will all just be a
2154 # bunch of attributes with string values.
2155 # What we get here, though, are keys with references to lists of
2156 # the combined values of them all. We will deal with lists after
2157 # this stage is done.
2158 my %combined_inheritance = ();
2159 if ($table{$target}->{inherit_from}) {
2161 map { ref($_) eq "CODE" ? $_->() : $_ } @{$table{$target}->{inherit_from}};
2162 foreach (@inherit_from) {
2163 my %inherited_config = resolve_config($_, $target, @breadcrumbs);
2165 # 'template' is a marker that's considered private to
2166 # the config that had it.
2167 delete $inherited_config{template};
2169 foreach (keys %inherited_config) {
2170 if (!$combined_inheritance{$_}) {
2171 $combined_inheritance{$_} = [];
2173 push @{$combined_inheritance{$_}}, $inherited_config{$_};
2178 # We won't need inherit_from in this target any more, since we've
2179 # resolved all the inheritances that lead to this
2180 delete $table{$target}->{inherit_from};
2182 # Now is the time to deal with those lists. Here's the place to
2183 # decide what shall be done with those lists, all based on the
2184 # values of the target we're currently dealing with.
2185 # - If a value is a coderef, it will be executed with the list of
2186 # inherited values as arguments.
2187 # - If the corresponding key doesn't have a value at all or is the
2188 # empty string, the inherited value list will be run through the
2189 # default combiner (below), and the result becomes this target's
2191 # - Otherwise, this target's value is assumed to be a string that
2192 # will simply override the inherited list of values.
2193 my $default_combiner = add();
2196 map { $_ => 1 } (keys %combined_inheritance,
2197 keys %{$table{$target}});
2199 sub process_values {
2201 my $inherited = shift; # Always a [ list ]
2207 while(ref($object) eq "CODE") {
2208 $object = $object->(@$inherited);
2210 if (!defined($object)) {
2213 elsif (ref($object) eq "ARRAY") {
2214 local $add_called; # To make sure recursive calls don't affect it
2215 return [ map { process_values($_, $inherited, $target, $entry) }
2217 } elsif (ref($object) eq "") {
2220 die "cannot handle reference type ",ref($object)
2221 ," found in target ",$target," -> ",$entry,"\n";
2225 foreach (sort keys %all_keys) {
2226 my $previous = $combined_inheritance{$_};
2228 # Current target doesn't have a value for the current key?
2229 # Assign it the default combiner, the rest of this loop body
2230 # will handle it just like any other coderef.
2231 if (!exists $table{$target}->{$_}) {
2232 $table{$target}->{$_} = $default_combiner;
2235 $table{$target}->{$_} = process_values($table{$target}->{$_},
2236 $combined_inheritance{$_},
2238 unless(defined($table{$target}->{$_})) {
2239 delete $table{$target}->{$_};
2241 # if ($extra_checks &&
2242 # $previous && !($add_called || $previous ~~ $table{$target}->{$_})) {
2243 # warn "$_ got replaced in $target\n";
2247 # Finally done, return the result.
2248 return %{$table{$target}};
2253 print STDERR $usage;
2254 print STDERR "\npick os/compiler from:\n";
2258 foreach $i (sort keys %table)
2260 next if $table{$i}->{template};
2261 next if $i =~ /^debug/;
2262 $k += length($i) + 1;
2268 print STDERR $i . " ";
2270 foreach $i (sort keys %table)
2272 next if $table{$i}->{template};
2273 next if $i !~ /^debug/;
2274 $k += length($i) + 1;
2280 print STDERR $i . " ";
2282 print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
2291 unlink $out || warn "Can't remove $out, $!"
2293 foreach (@templates) {
2294 die "Can't open $_, $!" unless -f $_;
2296 my $cmd = "$config{perl} \"-I.\" \"-Mconfigdata\" \"$dofile\" -o\"Configure\" \"".join("\" \"",@templates)."\" > \"$out.new\"";
2297 #print STDERR "DEBUG[run_dofile]: \$cmd = $cmd\n";
2300 rename("$out.new", $out) || die "Can't rename $out.new, $!";
2307 if (eval { require IPC::Cmd; 1; }) {
2309 return scalar IPC::Cmd::can_run($name);
2311 # if there is $directories component in splitpath,
2312 # then it's not something to test with $PATH...
2313 return $name if (File::Spec->splitpath($name))[1];
2315 foreach (File::Spec->path()) {
2316 my $fullpath = catfile($_, "$name$target{exe_extension}");
2317 if (-f $fullpath and -x $fullpath) {
2324 # Configuration printer ##############################################
2326 sub print_table_entry
2329 my %target = resolve_config($target);
2332 # Don't print the templates
2333 return if $target{template};
2370 "shared_extension_simple",
2371 "shared_import_extension",
2382 if ($type eq "TABLE") {
2384 print "*** $target\n";
2385 foreach (@sequence) {
2386 if (ref($target{$_}) eq "ARRAY") {
2387 printf "\$%-12s = %s\n", $_, join(" ", @{$target{$_}});
2389 printf "\$%-12s = %s\n", $_, $target{$_};
2392 } elsif ($type eq "HASH") {
2394 length((sort { length($a) <=> length($b) } @sequence)[-1]);
2395 print " '$target' => {\n";
2396 foreach (@sequence) {
2398 if (ref($target{$_}) eq "ARRAY") {
2399 print " '",$_,"'"," " x ($largest - length($_))," => [ ",join(", ", map { "'$_'" } @{$target{$_}})," ],\n";
2401 print " '",$_,"'"," " x ($largest - length($_))," => '",$target{$_},"',\n";
2409 # Utility routines ###################################################
2411 # On VMS, if the given file is a logical name, File::Spec::Functions
2412 # will consider it an absolute path. There are cases when we want a
2413 # purely syntactic check without checking the environment.
2417 # On non-platforms, we just use file_name_is_absolute().
2418 return file_name_is_absolute($file) unless $^O eq "VMS";
2420 # If the file spec includes a device or a directpry spec,
2421 # file_name_is_absolute() is perfectly safe.
2422 return file_name_is_absolute($file) if $file =~ m|[:\[]|;
2424 # Here, we know the given file spec isn't absolute
2428 # Makes a directory absolute and cleans out /../ in paths like foo/../bar
2429 # On some platforms, this uses rel2abs(), while on others, realpath() is used.
2430 # realpath() requires that at least all path components except the last is an
2431 # existing directory. On VMS, the last component of the directory spec must
2436 # realpath() is quite buggy on VMS. It uses LIB$FID_TO_NAME, which
2437 # will return the volume name for the device, no matter what. Also,
2438 # it will return an incorrect directory spec if the argument is a
2439 # directory that doesn't exist.
2441 return rel2abs($dir);
2444 # We use realpath() on Unix, since no other will properly clean out
2446 use Cwd qw/realpath/;
2448 return realpath($dir);
2453 perl => sub { my $x = shift;
2454 $x =~ s/([\\\$\@"])/\\$1/g;
2455 return '"'.$x.'"'; },
2459 defined($processors{$for}) ? $processors{$for} : sub { shift; };
2461 return map { $processor->($_); } @_;
2464 # collect_from_file($filename, $line_concat_cond_re, $line_concat)
2465 # $filename is a file name to read from
2466 # $line_concat_cond_re is a regexp detecting a line continuation ending
2467 # $line_concat is a CODEref that takes care of concatenating two lines
2468 sub collect_from_file {
2469 my $filename = shift;
2470 my $line_concat_cond_re = shift;
2471 my $line_concat = shift;
2473 open my $fh, $filename || die "unable to read $filename: $!\n";
2475 my $saved_line = "";
2479 if (defined $line_concat) {
2480 $_ = $line_concat->($saved_line, $_);
2483 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2489 die "$filename ending with continuation line\n" if $_;
2495 # collect_from_array($array, $line_concat_cond_re, $line_concat)
2496 # $array is an ARRAYref of lines
2497 # $line_concat_cond_re is a regexp detecting a line continuation ending
2498 # $line_concat is a CODEref that takes care of concatenating two lines
2499 sub collect_from_array {
2501 my $line_concat_cond_re = shift;
2502 my $line_concat = shift;
2503 my @array = (@$array);
2506 my $saved_line = "";
2508 while (defined($_ = shift @array)) {
2510 if (defined $line_concat) {
2511 $_ = $line_concat->($saved_line, $_);
2514 if (defined $line_concat_cond_re && /$line_concat_cond_re/) {
2520 die "input text ending with continuation line\n" if $_;
2525 # collect_information($lineiterator, $line_continue, $regexp => $CODEref, ...)
2526 # $lineiterator is a CODEref that delivers one line at a time.
2527 # All following arguments are regex/CODEref pairs, where the regexp detects a
2528 # line and the CODEref does something with the result of the regexp.
2529 sub collect_information {
2530 my $lineiterator = shift;
2531 my %collectors = @_;
2533 while(defined($_ = $lineiterator->())) {
2536 if ($collectors{"BEFORE"}) {
2537 $collectors{"BEFORE"}->($_);
2539 foreach my $re (keys %collectors) {
2540 if ($re !~ /^OTHERWISE|BEFORE|AFTER$/ && /$re/) {
2541 $collectors{$re}->($lineiterator);
2545 if ($collectors{"OTHERWISE"}) {
2546 $collectors{"OTHERWISE"}->($lineiterator, $_)
2547 unless $found || !defined $collectors{"OTHERWISE"};
2549 if ($collectors{"AFTER"}) {
2550 $collectors{"AFTER"}->($_);
2556 # $line is a line of text to split up into tokens
2557 # returns a list of tokens
2559 # Tokens are divided by spaces. If the tokens include spaces, they
2560 # have to be quoted with single or double quotes. Double quotes
2561 # inside a double quoted token must be escaped. Escaping is done
2563 # Basically, the same quoting rules apply for " and ' as in any
2566 my $line = my $debug_line = shift;
2569 while ($line =~ s|^\s+||, $line ne "") {
2571 while ($line ne "" && $line !~ m|^\s|) {
2572 if ($line =~ m/^"((?:[^"\\]+|\\.)*)"/) {
2575 } elsif ($line =~ m/^'([^']*)'/) {
2578 } elsif ($line =~ m/^(\S+)/) {
2583 push @result, $token;
2586 if ($ENV{CONFIGURE_DEBUG_TOKENIZE}) {
2587 print STDERR "DEBUG[tokenize]: Parsed '$debug_line' into:\n";
2588 print STDERR "DEBUG[tokenize]: ('", join("', '", @result), "')\n";